Green Valley, IL Weather - Forecast & Monthly Averages

TEMPERATURE	45
HUMIDITY	76
PRESSURE	101490
WIND COND.	310 18.4

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Weather Quick Facts

The highest monthly average temperature in Green Valley for July is 76.3 degrees
The lowest monthly average temperature in Green Valley for January is 25.9 degrees
The most monthly precipitation in Green Valley occurs in June with 5.4 inches
The air quality index in Green Valley is 3% better than the national average
The pollution index in Green Valley is 75% better than the national average

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Green Valley Average Temperature

In the event that the weather data was unavailable for this city, estimates based upon nearby cities were used.
Month	Temp. _(min)	Temp. _(max)	Temp. _(avg)	Precipitation
January	17°F	37°F	26°F	2.3"
February	18°F	39°F	28°F	2.1"
March	31°F	54°F	42°F	3.1"
April	41°F	67°F	54°F	4.7"
May	51°F	77°F	64°F	4.4"
June	62°F	85°F	73°F	5.4"
July	65°F	88°F	76°F	3.4"
August	64°F	86°F	74°F	3.5"
September	56°F	81°F	68°F	4.1"
October	44°F	68°F	55°F	3.4"
November	33°F	55°F	43°F	2.9"
December	22°F	39°F	30°F	2.7"

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Green Valley air quality index & pollution index

In the event that the air quality/pollution data was unavailable for this city, estimates based upon nearby cities were used.
Index	Green Valley	Illinois	National
Air quality index	41	41	42
Pollution index	672,031	3,148,694	2,726,193

Green Valley air quality

Measurement	Total
Days measured	365
Days with good air quality	285
Days with moderate air quality	78
Days w/ poor A.Q. for sensitive groups	2
Days with unhealthy air quality	0

Air quality details

Pollutant	Total
Arsenic	0.001%
Benzene	0.030%
Carbon Tetrachloride	0.000%
Lead	0.001%
Mercury	0.020%

Average monthly Green Valley temperature with heat index

Green Valley monthly precipitation with daily maximum

Green Valley monthly snow depth with daily maximum

Green Valley monthly wind speed information

Nearby cities with good air quality

City	Population	Air Quality Index	National Avg.
Easton, IL	235	40	20.0%
Mason City, IL	2,342	40	20.0%
San Jose, IL	530	41	18.0%
Morton, IL	15,791	41	18.0%
Banner, IL	207	41	18.0%
Green Valley, IL	716	41	18.0%

Cities with similar population

City	Population	Air Quality Index	National Avg.
Tyronza, AR	716	45	10.0%
Stillmore, GA	716	47	6.0%
Windfall City, IN	716	42	16.0%
Brookfield, MA	716	40	20.0%
Glen Ullin, ND	716	33	34.0%
Green Valley, IL	716	41	18.0%

Source: The Green Valley, IL weather data displayed above is derived from the NOAA (National Oceanic and Atmospheric). Air quality and pollution data is derived from the EPA (United States Environmental Protection Agency). Air quality and pollution levels measured in a particular area may not be representative of the entire county.